Alice Rockwell and the Wheel of the Sun

Alice Rockwell is a brilliant young inventor who soars into action to save her hero and the world from a villainous organization determined to bring forth the “end of times.” But will her trust in people doom everything she cares about.
The world stands at the brink of war, and one fourteen-year-old girl/genius inventor/globetrotting adventurer named Alice Rockwell is the only person who can save it – and stop the world-destroying secret organization at the center of the crisis.